Pith Number

pith:GYGDIWJW

pith:2019:GYGDIWJWLK53MHWWQLCWPRVPNT

not attested not anchored not stored refs pending

Time lag in transient galactic and extragalactic accreting sources

Franco Giovannelli, Gennady S. Bisnovatyi-Kogan

arxiv:1908.09667 v1 · 2019-08-26 · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GYGDIWJWLK53MHWWQLCWPRVPNT}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T23:59:42.549689Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

360c3459365abbb61ed682c567c6af6ce0c59bb48a9dfee668f747bf3cdf0d86

Aliases

arxiv: 1908.09667 · arxiv_version: 1908.09667v1 · doi: 10.48550/arxiv.1908.09667 · pith_short_12: GYGDIWJWLK53 · pith_short_16: GYGDIWJWLK53MHWW · pith_short_8: GYGDIWJW

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/GYGDIWJWLK53MHWWQLCWPRVPNT \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 360c3459365abbb61ed682c567c6af6ce0c59bb48a9dfee668f747bf3cdf0d86

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c1006c007084345a2686ad55d1cd9f004e0f532e7624622a8e086722bb5b87ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-26T13:24:15Z",
    "title_canon_sha256": "2c1255f52822f8fb5f14604a94acc5c9dcf6af21c1e1f2506b82269f3058bb75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.09667",
    "kind": "arxiv",
    "version": 1
  }
}